CPDT Exam Information

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CPDT Exam Information

The exam is a 3.5-hour, 100-question multiple-choice examination.

The next CPD Exam will be held bia remote proctor in October 2024. 

You must fill out the eligibility form to receive a link to register for the exam.  The eligibility form will open about 6 months prior to the exam.

To be eligible to take the CPDT Examination, a candidate must possess one of the following:

  • Bachelor's degree in engineering with 1-year experience designing plumbing systems
  • Associate’s or Bachelor’s degree in a field related to engineering (physics, mathematics, architecture, civil, environmental studies, construction, HVAC, etc.) and a minimum of two years of experience designing plumbing systems
  • 4 years minimum of plumbing design experience

ASPE Members who are in the Full or Associate member categories are automatically eligible to sit for the examination. To inquire if you'd be eligible, you must fill out the eligibility form to notify the Credentialing Committee. The form is available from May through September.

Read more about the exam in the candidate bulletin.

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